close
var fragment = document.createDocumentFragment();
for (var i in some_array) {
var node = document.createElement('option');
node.innerHTML = '....';
fragment.appendChild(node);
}
targetNode.appendChild(fragment);
for (var i in some_array) {
var node = document.createElement('option');
node.innerHTML = '....';
fragment.appendChild(node);
}
targetNode.appendChild(fragment);
1)
JavaScript 中的 document.createDocumentFragment
2)
MDN - document.createDocumentFragment
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